{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Anatomy"], "input": "In addition , the hypothesis predicts that early detection , which is designed to find more patients without involved lymph nodes , may not be a synergistic strategy with adjuvant chemotherapy , which works best with positive lymph node patients ."}
{"Anatomy": ["lymph nodes", "lymph node"]}